Bump postcss-preset-env from 7.4.1 to 7.4.2

Bumps [postcss-preset-env](https://github.com/csstools/postcss-plugins/tree/HEAD/plugin-packs/postcss-preset-env) from 7.4.1 to 7.4.2.
- [Release notes](https://github.com/csstools/postcss-plugins/releases)
- [Changelog](https://github.com/csstools/postcss-plugins/blob/main/plugin-packs/postcss-preset-env/CHANGELOG.md)
- [Commits](https://github.com/csstools/postcss-plugins/commits/HEAD/plugin-packs/postcss-preset-env)

---
updated-dependencies:
- dependency-name: postcss-preset-env
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

package-lock.json

@@ -21,7 +21,7 @@
 		"postcss": "^8.4.7",
 		"postcss-loader": "^6.2.1",
 		"postcss-nested": "^5.0.6",
-		"postcss-preset-env": "^7.4.1",
+		"postcss-preset-env": "^7.4.2",
 		"react-a11y": "1.1.0",
 		"react-addons-css-transition-group": "^15.6.2",
 		"strip-loader": "^0.1.2",